There has been a lot of philosophical and pragmatic debate on whether Computer Science is a craft, science or an engineering discipline. This article examines both Paul Graham’s claim that hackers and painters have a lot in common and Dr. Tolbert’s claim that Computer Science is a craft on its way to becoming an engineering discipline. We conclude that both claims have truth in them and argue t...

Southern African countries have a good cultural tourism development potential, and many countries in the region have identifi ed the development of cultural tourism as one of the key growth areas in tourism. A specifi c element of cultural tourism is based on crafts that are sold for visitors in various sites and market places. Crafts and craft markets are relatively visible in the Southern Afr...

Energy charge and fermentative metabolism under anoxia were monitored in excised maize root tips after various times of aging in air and were related to their soluble sugar content. The energy charge value, which was 0.9 in air irrespective of the time of aging, dropped to a lower value within minutes of transfer to a nitrogen atmosphere. This value was dependent upon sugar content of the tissu...